! Swift/XRT hardness ratio of trigger: 889785, name: GRB 190220A ! T0 for this burst is Swift MET=572324397.12 s, = 2019 Feb 20 at 02:59:34.673 UT ! The hard band is 1.51-10 keV ! The soft band is 0.3-1.5 keV ! For details of light-curve production, see Evans et al. 2007, A&A, 469, 379 ! There are 3 datasets: Hard, Soft, and the ratio ! Columns are as labelled ! BINMODE: GRB-like (counts) READ TERR 1 READ SERR 2 NO NO NO NO NO ! WT -- hard data !Time Err (pos) Err(neg) Rate Error 90.981 3.956 -3.897 4.704874 0.806881 101.310 5.926 -6.373 3.092089 0.522659 113.968 7.217 -6.731 2.223217 0.433474 129.105 7.896 -7.920 2.538966 0.417404 NO NO NO NO NO ! WT -- soft data !Time Err (pos) Err(neg) Rate Error 90.981 3.956 -3.897 4.151360 0.757932 101.310 5.926 -6.373 2.207520 0.512010 113.968 7.217 -6.731 2.167493 0.437041 129.105 7.896 -7.920 1.862078 0.388487 NO NO NO NO NO ! WT -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 90.981 3.956 -3.897 1.133333 0.283888 101.310 5.926 -6.373 1.400707 0.401998 113.968 7.217 -6.731 1.025709 0.287696 129.105 7.896 -7.920 1.363512 0.362175 NO NO NO NO NO ! PC -- hard data !Time Err (pos) Err(neg) Rate Error 194.259 41.856 -38.378 1.191756 0.199301 278.620 55.281 -42.504 0.759987 0.143780 422.131 109.849 -88.230 0.437913 0.076655 712.165 193.399 -180.185 0.192099 0.037276 NO NO NO NO NO ! PC -- soft data !Time Err (pos) Err(neg) Rate Error 194.259 41.856 -38.378 0.663599 0.148612 278.620 55.281 -42.504 0.539884 0.121091 422.131 109.849 -88.230 0.263503 0.059648 712.165 193.399 -180.185 0.224356 0.040436 NO NO NO NO NO ! PC -- hardness ratio data !Time Err (pos) Err(neg) Rate Error 194.259 41.856 -38.378 1.795898 0.501951 278.620 55.281 -42.504 1.407686 0.413050 422.131 109.849 -88.230 1.661892 0.475552 712.165 193.399 -180.185 0.856224 0.226758